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Finding the Fourth Proportional to 239,882.40, 359,042.45 and 176,677.65

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Solution

The fourth proportional to 239,882.40, 359,042.45 and 176,677.65 is: 264,441.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,882.40 : 359,042.45 = 176,677.65 : x
  2. Step 2: Convert to fraction form
    239,882.40/359,042.45 = 176,677.65/x
  3. Step 3: Cross multiply
    239,882.40x = 359,042.45 × 176,677.65
  4. Step 4: Simplify right side
    239,882.40x = 63,434,775,432.85
  5. Step 5: Solve for x
    x = 63,434,775,432.85/239,882.40
  6. Step 6: Final answer
    x = 264,441.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.